PDMDevHlpTracing.cpp@ 86087

Last change on this file since 86087 was 86070, checked in by vboxsync, 4 years ago
AMD IOMMU: bugref:9654 Fix accidentally not copying/initialize MSIMSG values. Fix using the translated memory address on successful translations from the IOMMU. Fix not remapping any interrupt when IOMMU code is compiled but an IOMMU is not present.
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File size: 25.2 KB

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1	/* $Id: PDMDevHlpTracing.cpp 86070 2020-09-09 09:50:01Z vboxsync $ */
2	/** @file
3	* PDM - Pluggable Device and Driver Manager, Device Helper variants when tracing is enabled.
4	*/
5
6	/*
7	* Copyright (C) 2020 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18
19	/*********************************************************************************************************************************
20	* Header Files *
21	*********************************************************************************************************************************/
22	#define LOG_GROUP LOG_GROUP_PDM_DEVICE
23	#define PDMPCIDEV_INCLUDE_PRIVATE /* Hack to get pdmpcidevint.h included at the right point. */
24	#include "PDMInternal.h"
25	#include <VBox/vmm/pdm.h>
26	#include <VBox/vmm/mm.h>
27	#include <VBox/vmm/hm.h>
28	#include <VBox/vmm/pgm.h>
29	#include <VBox/vmm/iom.h>
30	#include <VBox/vmm/dbgf.h>
31	#include <VBox/vmm/ssm.h>
32	#include <VBox/vmm/vmapi.h>
33	#include <VBox/vmm/vmm.h>
34	#include <VBox/vmm/vmcc.h>
35
36	#include <VBox/version.h>
37	#include <VBox/log.h>
38	#include <VBox/err.h>
39	#include <iprt/asm.h>
40	#include <iprt/assert.h>
41	#include <iprt/ctype.h>
42	#include <iprt/string.h>
43	#include <iprt/thread.h>
44
45	#include "dtrace/VBoxVMM.h"
46	#include "PDMInline.h"
47
48
49	/*********************************************************************************************************************************
50	* Defined Constants And Macros *
51	*********************************************************************************************************************************/
52	/** @name R3 DevHlp
53	* @{
54	*/
55
56
57	static DECLCALLBACK(VBOXSTRICTRC) pdmR3DevHlpTracing_IoPortNewIn(PPDMDEVINS pDevIns, void pvUser, RTIOPORT offPort, uint32_t pu32, unsigned cb)
58	{
59	PCPDMDEVINSDBGFTRACK pTrack = (PCPDMDEVINSDBGFTRACK)pvUser;
60
61	Assert(!pTrack->fMmio);
62	PVM pVM = pDevIns->Internal.s.pVMR3;
63	VBOXSTRICTRC rcStrict = pTrack->u.IoPort.pfnIn(pDevIns, pTrack->pvUser, offPort, pu32, cb);
64	if (RT_SUCCESS(rcStrict))
65	DBGFTracerEvtIoPortRead(pVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, pTrack->u.IoPort.hIoPorts, offPort, pu32, cb);
66
67	return rcStrict;
68	}
69
70
71	static DECLCALLBACK(VBOXSTRICTRC) pdmR3DevHlpTracing_IoPortNewInStr(PPDMDEVINS pDevIns, void pvUser, RTIOPORT offPort, uint8_t pbDst,
72	uint32_t *pcTransfers, unsigned cb)
73	{
74	PCPDMDEVINSDBGFTRACK pTrack = (PCPDMDEVINSDBGFTRACK)pvUser;
75
76	Assert(!pTrack->fMmio);
77	PVM pVM = pDevIns->Internal.s.pVMR3;
78	uint32_t cTransfersReq = *pcTransfers;
79	VBOXSTRICTRC rcStrict = pTrack->u.IoPort.pfnInStr(pDevIns, pTrack->pvUser, offPort, pbDst, pcTransfers, cb);
80	if (RT_SUCCESS(rcStrict))
81	DBGFTracerEvtIoPortReadStr(pVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, pTrack->u.IoPort.hIoPorts, offPort, pbDst, cb,
82	cTransfersReq, cTransfersReq - *pcTransfers);
83
84	return rcStrict;
85	}
86
87
88	static DECLCALLBACK(VBOXSTRICTRC) pdmR3DevHlpTracing_IoPortNewOut(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT offPort, uint32_t u32, unsigned cb)
89	{
90	PCPDMDEVINSDBGFTRACK pTrack = (PCPDMDEVINSDBGFTRACK)pvUser;
91
92	Assert(!pTrack->fMmio);
93	PVM pVM = pDevIns->Internal.s.pVMR3;
94	VBOXSTRICTRC rcStrict = pTrack->u.IoPort.pfnOut(pDevIns, pTrack->pvUser, offPort, u32, cb);
95	if (RT_SUCCESS(rcStrict))
96	DBGFTracerEvtIoPortWrite(pVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, pTrack->u.IoPort.hIoPorts, offPort, &u32, cb);
97
98	return rcStrict;
99	}
100
101
102	static DECLCALLBACK(VBOXSTRICTRC) pdmR3DevHlpTracing_IoPortNewOutStr(PPDMDEVINS pDevIns, void pvUser, RTIOPORT offPort, const uint8_t pbSrc,
103	uint32_t *pcTransfers, unsigned cb)
104	{
105	PCPDMDEVINSDBGFTRACK pTrack = (PCPDMDEVINSDBGFTRACK)pvUser;
106
107	Assert(!pTrack->fMmio);
108	PVM pVM = pDevIns->Internal.s.pVMR3;
109	uint32_t cTransfersReq = *pcTransfers;
110	VBOXSTRICTRC rcStrict = pTrack->u.IoPort.pfnOutStr(pDevIns, pTrack->pvUser, offPort, pbSrc, pcTransfers, cb);
111	if (RT_SUCCESS(rcStrict))
112	DBGFTracerEvtIoPortWriteStr(pVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, pTrack->u.IoPort.hIoPorts, offPort, pbSrc, cb,
113	cTransfersReq, cTransfersReq - *pcTransfers);
114
115	return rcStrict;
116	}
117
118
119	static DECLCALLBACK(VBOXSTRICTRC) pdmR3DevHlpTracing_MmioRead(PPDMDEVINS pDevIns, void pvUser, RTGCPHYS off, void pv, uint32_t cb)
120	{
121	PCPDMDEVINSDBGFTRACK pTrack = (PCPDMDEVINSDBGFTRACK)pvUser;
122
123	Assert(pTrack->fMmio);
124	PVM pVM = pDevIns->Internal.s.pVMR3;
125	VBOXSTRICTRC rcStrict = pTrack->u.Mmio.pfnRead(pDevIns, pTrack->pvUser, off, pv, cb);
126	if (RT_SUCCESS(rcStrict))
127	DBGFTracerEvtMmioRead(pVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, pTrack->u.Mmio.hMmioRegion, off, pv, cb);
128
129	return rcStrict;
130	}
131
132
133	static DECLCALLBACK(VBOXSTRICTRC) pdmR3DevHlpTracing_MmioWrite(PPDMDEVINS pDevIns, void pvUser, RTGCPHYS off, void const pv, uint32_t cb)
134	{
135	PCPDMDEVINSDBGFTRACK pTrack = (PCPDMDEVINSDBGFTRACK)pvUser;
136
137	Assert(pTrack->fMmio);
138	PVM pVM = pDevIns->Internal.s.pVMR3;
139	VBOXSTRICTRC rcStrict = pTrack->u.Mmio.pfnWrite(pDevIns, pTrack->pvUser, off, pv, cb);
140	if (RT_SUCCESS(rcStrict))
141	DBGFTracerEvtMmioWrite(pVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, pTrack->u.Mmio.hMmioRegion, off, pv, cb);
142
143	return rcStrict;
144	}
145
146
147	static DECLCALLBACK(VBOXSTRICTRC) pdmR3DevHlpTracing_MmioFill(PPDMDEVINS pDevIns, void *pvUser, RTGCPHYS off,
148	uint32_t u32Item, uint32_t cbItem, uint32_t cItems)
149	{
150	PCPDMDEVINSDBGFTRACK pTrack = (PCPDMDEVINSDBGFTRACK)pvUser;
151
152	Assert(pTrack->fMmio);
153	PVM pVM = pDevIns->Internal.s.pVMR3;
154	VBOXSTRICTRC rcStrict = pTrack->u.Mmio.pfnFill(pDevIns, pTrack->pvUser, off, u32Item, cbItem, cItems);
155	if (RT_SUCCESS(rcStrict))
156	DBGFTracerEvtMmioFill(pVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, pTrack->u.Mmio.hMmioRegion, off,
157	u32Item, cbItem, cItems);
158
159	return rcStrict;
160	}
161
162
163	/** @interface_method_impl{PDMDEVHLPR3,pfnIoPortCreateEx} */
164	DECL_HIDDEN_CALLBACK(int)
165	pdmR3DevHlpTracing_IoPortCreateEx(PPDMDEVINS pDevIns, RTIOPORT cPorts, uint32_t fFlags, PPDMPCIDEV pPciDev,
166	uint32_t iPciRegion, PFNIOMIOPORTNEWOUT pfnOut, PFNIOMIOPORTNEWIN pfnIn,
167	PFNIOMIOPORTNEWOUTSTRING pfnOutStr, PFNIOMIOPORTNEWINSTRING pfnInStr, RTR3PTR pvUser,
168	const char *pszDesc, PCIOMIOPORTDESC paExtDescs, PIOMIOPORTHANDLE phIoPorts)
169	{
170	PDMDEV_ASSERT_DEVINS(pDevIns);
171	LogFlow(("pdmR3DevHlpTracing_IoPortCreateEx: caller='%s'/%d: cPorts=%#x fFlags=%#x pPciDev=%p iPciRegion=%#x pfnOut=%p pfnIn=%p pfnOutStr=%p pfnInStr=%p pvUser=%p pszDesc=%p:{%s} paExtDescs=%p phIoPorts=%p\n",
172	pDevIns->pReg->szName, pDevIns->iInstance, cPorts, fFlags, pPciDev, iPciRegion, pfnOut, pfnIn, pfnOutStr, pfnInStr,
173	pvUser, pszDesc, pszDesc, paExtDescs, phIoPorts));
174	PVM pVM = pDevIns->Internal.s.pVMR3;
175	VM_ASSERT_EMT0_RETURN(pVM, VERR_VM_THREAD_NOT_EMT);
176	VM_ASSERT_STATE_RETURN(pVM, VMSTATE_CREATING, VERR_VM_INVALID_VM_STATE);
177
178	int rc = VINF_SUCCESS;
179	if (pDevIns->Internal.s.idxDbgfTraceTrackNext < pDevIns->Internal.s.cDbgfTraceTrackMax)
180	{
181	PPDMDEVINSDBGFTRACK pTrack = &pDevIns->Internal.s.paDbgfTraceTrack[pDevIns->Internal.s.idxDbgfTraceTrackNext];
182
183	rc = IOMR3IoPortCreate(pVM, pDevIns, cPorts, fFlags, pPciDev, iPciRegion,
184	pfnOut ? pdmR3DevHlpTracing_IoPortNewOut : NULL,
185	pfnIn ? pdmR3DevHlpTracing_IoPortNewIn : NULL,
186	pfnOutStr ? pdmR3DevHlpTracing_IoPortNewOutStr : NULL,
187	pfnInStr ? pdmR3DevHlpTracing_IoPortNewInStr : NULL,
188	pTrack, pszDesc, paExtDescs, phIoPorts);
189	if (RT_SUCCESS(rc))
190	{
191	pTrack->fMmio = false;
192	pTrack->pvUser = pvUser;
193	pTrack->u.IoPort.hIoPorts = *phIoPorts;
194	pTrack->u.IoPort.pfnOut = pfnOut;
195	pTrack->u.IoPort.pfnIn = pfnIn;
196	pTrack->u.IoPort.pfnOutStr = pfnOutStr;
197	pTrack->u.IoPort.pfnInStr = pfnInStr;
198	pDevIns->Internal.s.idxDbgfTraceTrackNext++;
199	DBGFR3TracerEvtIoPortCreate(pVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, *phIoPorts, cPorts, fFlags, iPciRegion);
200	}
201	}
202	else
203	rc = VERR_OUT_OF_RESOURCES;
204
205	LogFlow(("pdmR3DevHlpTracing_IoPortCreateEx: caller='%s'/%d: returns %Rrc (*phIoPorts=%#x)\n",
206	pDevIns->pReg->szName, pDevIns->iInstance, rc, *phIoPorts));
207	return rc;
208	}
209
210
211	/** @interface_method_impl{PDMDEVHLPR3,pfnIoPortMap} */
212	DECL_HIDDEN_CALLBACK(int) pdmR3DevHlpTracing_IoPortMap(PPDMDEVINS pDevIns, IOMIOPORTHANDLE hIoPorts, RTIOPORT Port)
213	{
214	PDMDEV_ASSERT_DEVINS(pDevIns);
215	LogFlow(("pdmR3DevHlp_IoPortMap: caller='%s'/%d: hIoPorts=%#x Port=%#x\n", pDevIns->pReg->szName, pDevIns->iInstance, hIoPorts, Port));
216	PVM pVM = pDevIns->Internal.s.pVMR3;
217	VM_ASSERT_EMT_RETURN(pVM, VERR_VM_THREAD_NOT_EMT);
218
219	int rc = IOMR3IoPortMap(pVM, pDevIns, hIoPorts, Port);
220	DBGFTracerEvtIoPortMap(pVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, hIoPorts, Port);
221
222	LogFlow(("pdmR3DevHlp_IoPortMap: caller='%s'/%d: returns %Rrc\n", pDevIns->pReg->szName, pDevIns->iInstance, rc));
223	return rc;
224	}
225
226
227	/** @interface_method_impl{PDMDEVHLPR3,pfnIoPortUnmap} */
228	DECL_HIDDEN_CALLBACK(int) pdmR3DevHlpTracing_IoPortUnmap(PPDMDEVINS pDevIns, IOMIOPORTHANDLE hIoPorts)
229	{
230	PDMDEV_ASSERT_DEVINS(pDevIns);
231	LogFlow(("pdmR3DevHlp_IoPortMap: caller='%s'/%d: hIoPorts=%#x\n", pDevIns->pReg->szName, pDevIns->iInstance, hIoPorts));
232	PVM pVM = pDevIns->Internal.s.pVMR3;
233	VM_ASSERT_EMT_RETURN(pVM, VERR_VM_THREAD_NOT_EMT);
234
235	int rc = IOMR3IoPortUnmap(pVM, pDevIns, hIoPorts);
236	DBGFTracerEvtIoPortUnmap(pVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, hIoPorts);
237
238	LogFlow(("pdmR3DevHlp_IoPortMap: caller='%s'/%d: returns %Rrc\n", pDevIns->pReg->szName, pDevIns->iInstance, rc));
239	return rc;
240	}
241
242
243	/** @interface_method_impl{PDMDEVHLPR3,pfnMmioCreateEx} */
244	DECL_HIDDEN_CALLBACK(int)
245	pdmR3DevHlpTracing_MmioCreateEx(PPDMDEVINS pDevIns, RTGCPHYS cbRegion,
246	uint32_t fFlags, PPDMPCIDEV pPciDev, uint32_t iPciRegion,
247	PFNIOMMMIONEWWRITE pfnWrite, PFNIOMMMIONEWREAD pfnRead, PFNIOMMMIONEWFILL pfnFill,
248	void pvUser, const char pszDesc, PIOMMMIOHANDLE phRegion)
249	{
250	PDMDEV_ASSERT_DEVINS(pDevIns);
251	LogFlow(("pdmR3DevHlp_MmioCreateEx: caller='%s'/%d: cbRegion=%#RGp fFlags=%#x pPciDev=%p iPciRegion=%#x pfnWrite=%p pfnRead=%p pfnFill=%p pvUser=%p pszDesc=%p:{%s} phRegion=%p\n",
252	pDevIns->pReg->szName, pDevIns->iInstance, cbRegion, fFlags, pPciDev, iPciRegion, pfnWrite, pfnRead, pfnFill, pvUser, pszDesc, pszDesc, phRegion));
253	PVM pVM = pDevIns->Internal.s.pVMR3;
254	VM_ASSERT_EMT0_RETURN(pVM, VERR_VM_THREAD_NOT_EMT);
255	VM_ASSERT_STATE_RETURN(pVM, VMSTATE_CREATING, VERR_VM_INVALID_VM_STATE);
256
257	/* HACK ALERT! Round the size up to page size. The PCI bus should do something similar before mapping it. */
258	/** @todo It's possible we need to do dummy MMIO fill-in of the PCI bus or
259	* guest adds more alignment to an region. */
260	cbRegion = RT_ALIGN_T(cbRegion, PAGE_SIZE, RTGCPHYS);
261
262	int rc = VINF_SUCCESS;
263	if (pDevIns->Internal.s.idxDbgfTraceTrackNext < pDevIns->Internal.s.cDbgfTraceTrackMax)
264	{
265	PPDMDEVINSDBGFTRACK pTrack = &pDevIns->Internal.s.paDbgfTraceTrack[pDevIns->Internal.s.idxDbgfTraceTrackNext];
266
267	rc = IOMR3MmioCreate(pVM, pDevIns, cbRegion, fFlags, pPciDev, iPciRegion,
268	pfnWrite ? pdmR3DevHlpTracing_MmioWrite : NULL,
269	pfnRead ? pdmR3DevHlpTracing_MmioRead : NULL,
270	pfnFill ? pdmR3DevHlpTracing_MmioFill : NULL,
271	pTrack, pszDesc, phRegion);
272	if (RT_SUCCESS(rc))
273	{
274	pTrack->fMmio = true;
275	pTrack->pvUser = pvUser;
276	pTrack->u.Mmio.hMmioRegion = *phRegion;
277	pTrack->u.Mmio.pfnWrite = pfnWrite;
278	pTrack->u.Mmio.pfnRead = pfnRead;
279	pTrack->u.Mmio.pfnFill = pfnFill;
280	pDevIns->Internal.s.idxDbgfTraceTrackNext++;
281	DBGFR3TracerEvtMmioCreate(pVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, *phRegion, cbRegion, fFlags, iPciRegion);
282	}
283	}
284	else
285	rc = VERR_OUT_OF_RESOURCES;
286
287	LogFlow(("pdmR3DevHlp_MmioCreateEx: caller='%s'/%d: returns %Rrc (*phRegion=%#x)\n",
288	pDevIns->pReg->szName, pDevIns->iInstance, rc, *phRegion));
289	return rc;
290	}
291
292
293	/** @interface_method_impl{PDMDEVHLPR3,pfnMmioMap} */
294	DECL_HIDDEN_CALLBACK(int) pdmR3DevHlpTracing_MmioMap(PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion, RTGCPHYS GCPhys)
295	{
296	PDMDEV_ASSERT_DEVINS(pDevIns);
297	LogFlow(("pdmR3DevHlp_MmioMap: caller='%s'/%d: hRegion=%#x GCPhys=%#RGp\n", pDevIns->pReg->szName, pDevIns->iInstance, hRegion, GCPhys));
298	PVM pVM = pDevIns->Internal.s.pVMR3;
299	VM_ASSERT_EMT_RETURN(pVM, VERR_VM_THREAD_NOT_EMT);
300
301	int rc = IOMR3MmioMap(pVM, pDevIns, hRegion, GCPhys);
302	DBGFTracerEvtMmioMap(pVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, hRegion, GCPhys);
303
304	LogFlow(("pdmR3DevHlp_MmioMap: caller='%s'/%d: returns %Rrc\n", pDevIns->pReg->szName, pDevIns->iInstance, rc));
305	return rc;
306	}
307
308
309	/** @interface_method_impl{PDMDEVHLPR3,pfnMmioUnmap} */
310	DECL_HIDDEN_CALLBACK(int) pdmR3DevHlpTracing_MmioUnmap(PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion)
311	{
312	PDMDEV_ASSERT_DEVINS(pDevIns);
313	LogFlow(("pdmR3DevHlp_MmioUnmap: caller='%s'/%d: hRegion=%#x\n", pDevIns->pReg->szName, pDevIns->iInstance, hRegion));
314	PVM pVM = pDevIns->Internal.s.pVMR3;
315	VM_ASSERT_EMT_RETURN(pVM, VERR_VM_THREAD_NOT_EMT);
316
317	int rc = IOMR3MmioUnmap(pVM, pDevIns, hRegion);
318	DBGFTracerEvtMmioUnmap(pVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, hRegion);
319
320	LogFlow(("pdmR3DevHlp_MmioUnmap: caller='%s'/%d: returns %Rrc\n", pDevIns->pReg->szName, pDevIns->iInstance, rc));
321	return rc;
322	}
323
324
325	/** @interface_method_impl{PDMDEVHLPR3,pfnPhysRead} */
326	DECL_HIDDEN_CALLBACK(int)
327	pdmR3DevHlpTracing_PhysRead(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead, uint32_t fFlags)
328	{
329	RT_NOREF(fFlags);
330
331	PDMDEV_ASSERT_DEVINS(pDevIns);
332	PVM pVM = pDevIns->Internal.s.pVMR3;
333	LogFlow(("pdmR3DevHlp_PhysRead: caller='%s'/%d: GCPhys=%RGp pvBuf=%p cbRead=%#x\n",
334	pDevIns->pReg->szName, pDevIns->iInstance, GCPhys, pvBuf, cbRead));
335
336	#if defined(VBOX_STRICT) && defined(PDM_DEVHLP_DEADLOCK_DETECTION)
337	if (!VM_IS_EMT(pVM))
338	{
339	char szNames[128];
340	uint32_t cLocks = PDMR3CritSectCountOwned(pVM, szNames, sizeof(szNames));
341	AssertMsg(cLocks == 0, ("cLocks=%u %s\n", cLocks, szNames));
342	}
343	#endif
344
345	VBOXSTRICTRC rcStrict;
346	if (VM_IS_EMT(pVM))
347	rcStrict = PGMPhysRead(pVM, GCPhys, pvBuf, cbRead, PGMACCESSORIGIN_DEVICE);
348	else
349	rcStrict = PGMR3PhysReadExternal(pVM, GCPhys, pvBuf, cbRead, PGMACCESSORIGIN_DEVICE);
350	AssertMsg(rcStrict == VINF_SUCCESS, ("%Rrc\n", VBOXSTRICTRC_VAL(rcStrict))); /** @todo track down the users for this bugger. */
351
352	if (!(fFlags & PDM_DEVHLP_PHYS_RW_F_DATA_USER))
353	DBGFTracerEvtGCPhysRead(pVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, GCPhys, pvBuf, cbRead);
354
355	Log(("pdmR3DevHlp_PhysRead: caller='%s'/%d: returns %Rrc\n", pDevIns->pReg->szName, pDevIns->iInstance, VBOXSTRICTRC_VAL(rcStrict) ));
356	return VBOXSTRICTRC_VAL(rcStrict);
357	}
358
359
360	/** @interface_method_impl{PDMDEVHLPR3,pfnPhysWrite} */
361	DECL_HIDDEN_CALLBACK(int)
362	pdmR3DevHlpTracing_PhysWrite(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite, uint32_t fFlags)
363	{
364	RT_NOREF(fFlags);
365
366	PDMDEV_ASSERT_DEVINS(pDevIns);
367	PVM pVM = pDevIns->Internal.s.pVMR3;
368	LogFlow(("pdmR3DevHlp_PhysWrite: caller='%s'/%d: GCPhys=%RGp pvBuf=%p cbWrite=%#x\n",
369	pDevIns->pReg->szName, pDevIns->iInstance, GCPhys, pvBuf, cbWrite));
370
371	#if defined(VBOX_STRICT) && defined(PDM_DEVHLP_DEADLOCK_DETECTION)
372	if (!VM_IS_EMT(pVM))
373	{
374	char szNames[128];
375	uint32_t cLocks = PDMR3CritSectCountOwned(pVM, szNames, sizeof(szNames));
376	AssertMsg(cLocks == 0, ("cLocks=%u %s\n", cLocks, szNames));
377	}
378	#endif
379
380	VBOXSTRICTRC rcStrict;
381	if (VM_IS_EMT(pVM))
382	rcStrict = PGMPhysWrite(pVM, GCPhys, pvBuf, cbWrite, PGMACCESSORIGIN_DEVICE);
383	else
384	rcStrict = PGMR3PhysWriteExternal(pVM, GCPhys, pvBuf, cbWrite, PGMACCESSORIGIN_DEVICE);
385	AssertMsg(rcStrict == VINF_SUCCESS, ("%Rrc\n", VBOXSTRICTRC_VAL(rcStrict))); /** @todo track down the users for this bugger. */
386
387	if (!(fFlags & PDM_DEVHLP_PHYS_RW_F_DATA_USER))
388	DBGFTracerEvtGCPhysWrite(pVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, GCPhys, pvBuf, cbWrite);
389
390	Log(("pdmR3DevHlp_PhysWrite: caller='%s'/%d: returns %Rrc\n", pDevIns->pReg->szName, pDevIns->iInstance, VBOXSTRICTRC_VAL(rcStrict) ));
391	return VBOXSTRICTRC_VAL(rcStrict);
392	}
393
394
395	/** @interface_method_impl{PDMDEVHLPR3,pfnPCIPhysRead} */
396	DECL_HIDDEN_CALLBACK(int)
397	pdmR3DevHlpTracing_PCIPhysRead(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead, uint32_t fFlags)
398	{
399	PDMDEV_ASSERT_DEVINS(pDevIns);
400	if (!pPciDev) /* NULL is an alias for the default PCI device. */
401	pPciDev = pDevIns->apPciDevs[0];
402	AssertReturn(pPciDev, VERR_PDM_NOT_PCI_DEVICE);
403	PDMPCIDEV_ASSERT_VALID_AND_REGISTERED(pDevIns, pPciDev);
404
405	#ifndef PDM_DO_NOT_RESPECT_PCI_BM_BIT
406	/*
407	* Just check the busmaster setting here and forward the request to the generic read helper.
408	*/
409	if (PCIDevIsBusmaster(pPciDev))
410	{ /* likely */ }
411	else
412	{
413	Log(("pdmR3DevHlp_PCIPhysRead: caller='%s'/%d: returns %Rrc - Not bus master! GCPhys=%RGp cbRead=%#zx\n",
414	pDevIns->pReg->szName, pDevIns->iInstance, VERR_PDM_NOT_PCI_BUS_MASTER, GCPhys, cbRead));
415	memset(pvBuf, 0xff, cbRead);
416	return VERR_PDM_NOT_PCI_BUS_MASTER;
417	}
418	#endif
419
420	#ifdef VBOX_WITH_IOMMU_AMD
421	/** @todo IOMMU: Optimize/re-organize things here later. */
422	PVM pVM = pDevIns->Internal.s.pVMR3;
423	PPDMIOMMU pIommu = &pVM->pdm.s.aIommus[0];
424	PPDMDEVINS pDevInsIommu = pIommu->CTX_SUFF(pDevIns);
425	if ( pDevInsIommu
426	&& pDevInsIommu != pDevIns)
427	{
428	size_t const idxBus = pPciDev->Int.s.idxPdmBus;
429	Assert(idxBus < RT_ELEMENTS(pVM->pdm.s.aPciBuses));
430	PPDMPCIBUS pBus = &pVM->pdm.s.aPciBuses[idxBus];
431
432	RTGCPHYS GCPhysOut;
433	uint16_t const uDevId = PCIBDF_MAKE(pBus->iBus, pPciDev->uDevFn);
434	int rc = pIommu->pfnMemRead(pDevInsIommu, uDevId, GCPhys, cbRead, &GCPhysOut);
435	if (RT_SUCCESS(rc))
436	GCPhys = GCPhysOut;
437	else
438	{
439	Log(("pdmR3DevHlp_PCIPhysRead: IOMMU translation failed. uDevId=%#x GCPhys=%#RGp cb=%u rc=%Rrc\n", uDevId, GCPhys,
440	cbRead, rc));
441	return rc;
442	}
443
444	GCPhys = GCPhysOut;
445	}
446	#endif
447
448	return pDevIns->pHlpR3->pfnPhysRead(pDevIns, GCPhys, pvBuf, cbRead, fFlags);
449	}
450
451
452	/** @interface_method_impl{PDMDEVHLPR3,pfnPCIPhysWrite} */
453	DECL_HIDDEN_CALLBACK(int)
454	pdmR3DevHlpTracing_PCIPhysWrite(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite, uint32_t fFlags)
455	{
456	PDMDEV_ASSERT_DEVINS(pDevIns);
457	if (!pPciDev) /* NULL is an alias for the default PCI device. */
458	pPciDev = pDevIns->apPciDevs[0];
459	AssertReturn(pPciDev, VERR_PDM_NOT_PCI_DEVICE);
460	PDMPCIDEV_ASSERT_VALID_AND_REGISTERED(pDevIns, pPciDev);
461
462	#ifndef PDM_DO_NOT_RESPECT_PCI_BM_BIT
463	/*
464	* Just check the busmaster setting here and forward the request to the generic read helper.
465	*/
466	if (PCIDevIsBusmaster(pPciDev))
467	{ /* likely */ }
468	else
469	{
470	Log(("pdmR3DevHlp_PCIPhysWrite: caller='%s'/%d: returns %Rrc - Not bus master! GCPhys=%RGp cbWrite=%#zx\n",
471	pDevIns->pReg->szName, pDevIns->iInstance, VERR_PDM_NOT_PCI_BUS_MASTER, GCPhys, cbWrite));
472	return VERR_PDM_NOT_PCI_BUS_MASTER;
473	}
474	#endif
475
476	#ifdef VBOX_WITH_IOMMU_AMD
477	/** @todo IOMMU: Optimize/re-organize things here later. */
478	PVM pVM = pDevIns->Internal.s.pVMR3;
479	PPDMIOMMU pIommu = &pVM->pdm.s.aIommus[0];
480	PPDMDEVINS pDevInsIommu = pIommu->CTX_SUFF(pDevIns);
481	if ( pDevInsIommu
482	&& pDevInsIommu != pDevIns)
483	{
484	size_t const idxBus = pPciDev->Int.s.idxPdmBus;
485	Assert(idxBus < RT_ELEMENTS(pVM->pdm.s.aPciBuses));
486	PPDMPCIBUS pBus = &pVM->pdm.s.aPciBuses[idxBus];
487
488	RTGCPHYS GCPhysOut;
489	uint16_t const uDevId = PCIBDF_MAKE(pBus->iBus, pPciDev->uDevFn);
490	int rc = pIommu->pfnMemWrite(pDevInsIommu, uDevId, GCPhys, cbWrite, &GCPhysOut);
491	if (RT_SUCCESS(rc))
492	GCPhys = GCPhysOut;
493	else
494	{
495	Log(("pdmR3DevHlp_PCIPhysRead: IOMMU translation failed. uDevId=%#x GCPhys=%#RGp cb=%u rc=%Rrc\n", uDevId, GCPhys,
496	cbWrite, rc));
497	return rc;
498	}
499
500	GCPhys = GCPhysOut;
501	}
502	#endif
503
504	return pDevIns->pHlpR3->pfnPhysWrite(pDevIns, GCPhys, pvBuf, cbWrite, fFlags);
505	}
506
507
508	/** @interface_method_impl{PDMDEVHLPR3,pfnPCISetIrq} */
509	DECL_HIDDEN_CALLBACK(void) pdmR3DevHlpTracing_PCISetIrq(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, int iIrq, int iLevel)
510	{
511	PDMDEV_ASSERT_DEVINS(pDevIns);
512	if (!pPciDev) /* NULL is an alias for the default PCI device. */
513	pPciDev = pDevIns->apPciDevs[0];
514	AssertReturnVoid(pPciDev);
515	LogFlow(("pdmR3DevHlp_PCISetIrq: caller='%s'/%d: pPciDev=%p:{%#x} iIrq=%d iLevel=%d\n",
516	pDevIns->pReg->szName, pDevIns->iInstance, pPciDev, pPciDev->uDevFn, iIrq, iLevel));
517	PDMPCIDEV_ASSERT_VALID_AND_REGISTERED(pDevIns, pPciDev);
518
519	/*
520	* Validate input.
521	*/
522	Assert(iIrq == 0);
523	Assert((uint32_t)iLevel <= PDM_IRQ_LEVEL_FLIP_FLOP);
524
525	/*
526	* Must have a PCI device registered!
527	*/
528	PVM pVM = pDevIns->Internal.s.pVMR3;
529	size_t const idxBus = pPciDev->Int.s.idxPdmBus;
530	AssertReturnVoid(idxBus < RT_ELEMENTS(pVM->pdm.s.aPciBuses));
531	PPDMPCIBUS pBus = &pVM->pdm.s.aPciBuses[idxBus];
532
533	DBGFTracerEvtIrq(pVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, iIrq, iLevel);
534
535	pdmLock(pVM);
536	uint32_t uTagSrc;
537	if (iLevel & PDM_IRQ_LEVEL_HIGH)
538	{
539	pDevIns->Internal.s.uLastIrqTag = uTagSrc = pdmCalcIrqTag(pVM, pDevIns->idTracing);
540	if (iLevel == PDM_IRQ_LEVEL_HIGH)
541	VBOXVMM_PDM_IRQ_HIGH(VMMGetCpu(pVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc));
542	else
543	VBOXVMM_PDM_IRQ_HILO(VMMGetCpu(pVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc));
544	}
545	else
546	uTagSrc = pDevIns->Internal.s.uLastIrqTag;
547
548	pBus->pfnSetIrqR3(pBus->pDevInsR3, pPciDev, iIrq, iLevel, uTagSrc);
549
550	if (iLevel == PDM_IRQ_LEVEL_LOW)
551	VBOXVMM_PDM_IRQ_LOW(VMMGetCpu(pVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc));
552	pdmUnlock(pVM);
553
554	LogFlow(("pdmR3DevHlp_PCISetIrq: caller='%s'/%d: returns void\n", pDevIns->pReg->szName, pDevIns->iInstance));
555	}
556
557
558	/** @interface_method_impl{PDMDEVHLPR3,pfnPCISetIrqNoWait} */
559	DECL_HIDDEN_CALLBACK(void) pdmR3DevHlpTracing_PCISetIrqNoWait(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, int iIrq, int iLevel)
560	{
561	pdmR3DevHlpTracing_PCISetIrq(pDevIns, pPciDev, iIrq, iLevel);
562	}
563
564
565	/** @interface_method_impl{PDMDEVHLPR3,pfnISASetIrq} */
566	DECL_HIDDEN_CALLBACK(void) pdmR3DevHlpTracing_ISASetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel)
567	{
568	PDMDEV_ASSERT_DEVINS(pDevIns);
569	LogFlow(("pdmR3DevHlp_ISASetIrq: caller='%s'/%d: iIrq=%d iLevel=%d\n", pDevIns->pReg->szName, pDevIns->iInstance, iIrq, iLevel));
570
571	/*
572	* Validate input.
573	*/
574	Assert(iIrq < 16);
575	Assert((uint32_t)iLevel <= PDM_IRQ_LEVEL_FLIP_FLOP);
576
577	PVM pVM = pDevIns->Internal.s.pVMR3;
578
579	DBGFTracerEvtIrq(pVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, iIrq, iLevel);
580
581	/*
582	* Do the job.
583	*/
584	pdmLock(pVM);
585	uint32_t uTagSrc;
586	if (iLevel & PDM_IRQ_LEVEL_HIGH)
587	{
588	pDevIns->Internal.s.uLastIrqTag = uTagSrc = pdmCalcIrqTag(pVM, pDevIns->idTracing);
589	if (iLevel == PDM_IRQ_LEVEL_HIGH)
590	VBOXVMM_PDM_IRQ_HIGH(VMMGetCpu(pVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc));
591	else
592	VBOXVMM_PDM_IRQ_HILO(VMMGetCpu(pVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc));
593	}
594	else
595	uTagSrc = pDevIns->Internal.s.uLastIrqTag;
596
597	PDMIsaSetIrq(pVM, iIrq, iLevel, uTagSrc); /* (The API takes the lock recursively.) */
598
599	if (iLevel == PDM_IRQ_LEVEL_LOW)
600	VBOXVMM_PDM_IRQ_LOW(VMMGetCpu(pVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc));
601	pdmUnlock(pVM);
602
603	LogFlow(("pdmR3DevHlp_ISASetIrq: caller='%s'/%d: returns void\n", pDevIns->pReg->szName, pDevIns->iInstance));
604	}
605
606
607	/** @interface_method_impl{PDMDEVHLPR3,pfnISASetIrqNoWait} */
608	DECL_HIDDEN_CALLBACK(void) pdmR3DevHlpTracing_ISASetIrqNoWait(PPDMDEVINS pDevIns, int iIrq, int iLevel)
609	{
610	pdmR3DevHlpTracing_ISASetIrq(pDevIns, iIrq, iLevel);
611	}
612
613
614	/** @} */
615

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source: vbox/trunk/src/VBox/VMM/VMMR3/PDMDevHlpTracing.cpp@ 86087

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